Fly catcher



June 30, 1931 A. SPRINGMANN FLY CATGHER Filed Oct. 27. 1928 1 [72 V6 77L far.-

Pate ted June 30, 193i.

UNITED, STATES -PATENr OFFICE Q I "FLY oA'rcnER I A licant-11a October 27, iszasri K053155546. andin Germany May 24,- 192 8. I a

This invention relates to a device for 'catchfdisposed, downwardly directed nipple adapting flies and other winged insects and conefdto fit inside the upper endotlt' the tube, a;

sists inthe provision of a suction tube carrybait cap, and means for supporting said bait ing at its upper end a downwardly directed cap on .the she conical shell or flange as well asa bait cap I which latter issupported over thenozzle of the tube so that insects attracted to the same by the bait will be drawn by the suction into 1 I the tube. v

Fig. 1 of the accompanying drawings repi resents a vertical section. of'the apparatus,

r and y 1 Fig. 2, a topview of the same. The fly or like catcher is composed of a tube 15 1 which is normally supported in an upright position and which isconnected to a fan or other exhausting element so 'asto form asuc- 7 tion nozzle. The tube carries a downwardly directed flange or shell2which is preferablyv {supported looselyon the tube, forinstance by 7 means of a nipple 6 adapted'to' engage over the tube edge. A wire bracket 3, which is also supported on the end of the tube, is adaptedto carry a cap 4 in a central position I above the tube orifice just outside the suction zone. The insides of. the cap 4 and of the shell2 are coated with some substance adapt- "ed to attracttheeinsectsby its odour. The

shell? is closed by a plate or a gauze disc 7 which prevents the insects from reaching the bait inside the shell. Theinse cts are'therefore induced to travel up the shell towards the cap Land will, on passing through the 3 suction zone, be drawn into the tube.

.ably made of glassso asto be as inconspicue ous as possible- The device may be connected to a ventilator as to keep insects away 'from'victuals and the like while the air is at the same time renewed bythefan. I p The tube 1 can be used without the shell 5 tube, a conical-glass shell having a centrally The tube 1' as well as the shell 2 are preferemployed in a shop or a display window so 1 .and'bait cap and moved about the placefor catching insects wherever the latter may ll above the orifice of the tube. 

